Biostar MB-1333C-CH(B)
Chipset
Sockets 
FSB speeds 33MHz40MHz
Form factorBaby AT (max 220 x 330 mm)
Dimensions330mm x 218mm
Max RAM size
RAM type 
PSU connector
Also known as
- Biostar MB-1340C-CH(B)
- Bestek Computer Co. MB386-33C
I/O ports1x
AT Keyboard
Expansion slots5x
16-bit ISA
3x
8-bit ISA
Known issues
- Leaky Ni-Cd clock battery
The Ni-Cd battery may be leaking, risking damage to PCB layers & nearby components. Promptly remove the battery & clean corrosion/alkaline salts from the board. Use white vinegar to dissolve salts, but exercise caution as vinegar can corrode exposed metals. A thorough examination & repair may be needed. Replace battery with guide: https://github.com/wiretap-retro/Not-A-Varta
Last updated 2025-08-06T21:10:31Z
Board info score is 8.9/10
Chips
2 BIOS files available
AMI - 2 entries
POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
30-0200-D61223-00101111-050591-PEAKDM_B
Note
Core version
050591
BIOS version
Logs
POST string
30-0200-D61223-00101111-050591-PEAKDM_B
Note
Core version
050591
BIOS version
Logs
No drivers available
2 board documents available
Release date
File
Logs
Chip
Release date
File
Logs
Image 1 of 2 (Microhouse)
Image 2 of 2
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